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What Are SynergEyes Hybrid Contact Lenses?
SynergEyes hybrid contact lenses combine a rigid gas-permeable optical center with a bonded soft silicone-hydrogel skirt. The rigid center provides the primary optics, while the skirt is designed to support lens positioning, movement, and on-eye performance. Comfort, vision, and wearing time still vary by patient and by fit.
These are prescription daily-wear medical devices. Product models and indications differ, so a brand name or diagnosis alone does not determine which design is appropriate. Dr. Edward Boshnick evaluates the eye, the visual goal, and the response of the selected lens before recommending it.
How Does a Hybrid Contact Lens Work?
A conventional soft lens generally follows more of the corneal shape. On an irregular cornea, that may leave some irregular optical distortion uncorrected. The rigid center of a hybrid lens creates a more regular front optical surface, while the tear layer and lens design can help neutralize selected corneal irregularity.
The soft skirt influences centration, movement, and edge behavior. A hybrid lens remains different from a scleral lens: it does not automatically create the broad, continuous fluid reservoir or scleral landing used in a full scleral design. The on-eye relationship must be examined rather than assumed from the product category.
Who May Be Evaluated for a Hybrid Lens?
Depending on the specific model and labeling, a hybrid-lens evaluation may be considered for selected people with myopia, hyperopia, astigmatism, presbyopia, keratoconus or irregular astigmatism, or refractive error after corneal surgery or trauma. It may also be considered when a soft lens does not provide adequate optical stability or when a small corneal rigid lens is difficult to tolerate.
Candidacy depends on corneal shape, ocular-surface health, tear production, eyelids, corneal sensitivity, prescription, previous surgery, handling ability, and the diagnostic-lens response. Current product labeling lists reasons not to wear a lens, including active infection or inflammation, red or irritated eyes, severe tear insufficiency, reduced corneal sensitivity, and certain ocular or systemic conditions. An examination is required.
What Happens During a Hybrid Lens Fitting?
- History and goals: Dr. Boshnick reviews the prescription, symptoms, visual tasks, prior contact lenses, ocular history, and any corneal surgery or trauma.
- Eye-health examination: The cornea, conjunctiva, eyelids, tear film, and other relevant structures are checked for findings that may affect safe wear.
- Corneal measurements: Refraction, keratometry, corneal diameter, and computerized corneal topography may help describe the optical and shape problem.
- Lens selection: Depending on the model, a diagnostic lens may be applied or measurements may be used to order an initial design.
- On-eye assessment: Centration, movement, central and peripheral relationship, vision, comfort, and the corneal response are evaluated after the lens settles.
- Training: The patient learns insertion, removal, cleaning, disinfection, storage, and the prescribed wearing schedule.
- Follow-up: Vision, symptoms, lens condition, fit, and ocular health are reassessed. More than one design or adjustment may be needed.
Potential Benefits and Important Limitations
A successful hybrid fit may provide more stable rigid optics than a conventional soft lens while using a soft skirt for positioning and edge interaction. Some patients adapt more readily to this design than to a small corneal gas-permeable lens.
Those are possibilities, not guarantees. A hybrid lens may still cause lens awareness, dryness, fluctuating vision, deposits, removal difficulty, skirt damage, or an unacceptable corneal response. Published keratoconus studies report useful outcomes in successful fits but also document discontinuation related to discomfort and handling. A patient may need design changes or a different lens modality.
Hybrid lenses correct refractive error while they are worn. They do not cure keratoconus, reverse prior surgery, regenerate the cornea, or guarantee clear night vision, all-day comfort, or freedom from backup correction.
Hybrid Lenses for Keratoconus and Irregular Corneas
In keratoconus and other irregular corneas, a hybrid lens may improve optical correction by placing a rigid optical surface in front of the irregular cornea. The lens still needs an acceptable central and peripheral relationship, adequate movement for the prescribed model, stable vision, and a healthy ocular response.
A contact lens does not stop corneal thinning or prove that keratoconus is stable. When progression is a concern, diagnostic monitoring and medical evaluation remain separate from visual rehabilitation. The Eye Freedom keratoconus guide explains that distinction.
Hybrid Lenses After LASIK or Corneal Surgery
Some SynergEyes models are labeled for refractive error and irregular astigmatism after corneal surgery or trauma. A rigid optical center may help when glasses or a conventional soft lens cannot adequately neutralize the irregular corneal surface.
A hybrid lens does not reverse LASIK, RK, a transplant, or another procedure. It also does not treat active inflammation or guarantee relief from ocular-surface symptoms. Dr. Boshnick evaluates the reason for reduced vision, corneal shape, tear film, surgical history, and the lens-eye relationship before deciding whether this modality belongs in the plan. Read the separate LASIK complications and specialty-lens guide.
Hybrid Lenses vs. Scleral Lenses
A hybrid lens has a rigid center bonded to a soft skirt and is generally smaller than a scleral lens. A scleral lens is designed to vault the cornea and limbus, land on the sclera, and hold a fluid reservoir between the lens and cornea. That reservoir and landing pattern can matter for highly irregular corneas or significant ocular-surface disease.
Neither modality is automatically better. Corneal shape, tear film, sensitivity, prescription, eyelid anatomy, prior surgery, desired wearing time, handling, vision, and the response to a diagnostic lens can favor one design over another. Review the patient guide to custom scleral lenses and the separate scleral lens fitting process when comparing the options.
Daily Wear, Cleaning, and Safety
SynergEyes hybrid lenses are prescribed for daily wear and should be removed before sleeping. Use only the cleaning, rinsing, chemical disinfection, storage, and replacement schedule prescribed for the exact lens. Do not top off old solution or substitute a product without asking, because not every care system is compatible with every hybrid-lens material or coating.
- Wash and dry hands before touching the lens or eye.
- Keep tap, shower, pool, hot-tub, and other nonsterile water away from the lenses, case, and eyes.
- Do not sleep or swim in the lenses.
- Do not wear a damaged, dried, contaminated, or poorly fitting lens without professional guidance.
- Keep follow-up visits so fit, vision, lens condition, and ocular health can be reassessed.
Remove the lens and seek prompt professional guidance for pain, pronounced redness, light sensitivity, discharge, excessive tearing, sudden vision change, a white corneal spot, or discomfort that continues after removal.
How Dr. Boshnick Selects a Specialty Lens
Dr. Boshnick compares the patient’s visual goals with refraction, corneal topography, slit-lamp findings, tear film, eyelids, prior surgery, current lenses, handling ability, and the response to a diagnostic design. A hybrid lens, corneal GP lens, custom soft lens, or scleral lens may be considered; the most appropriate option is the one that provides an acceptable combination of measured vision, fit, comfort, ocular health, and manageable care for that individual eye.
Patients traveling for an evaluation should contact Eye Freedom before making arrangements and bring current lenses, cases, care products, glasses, prior prescriptions, corneal maps, and surgical records when available.
Request an evaluation with Dr. Boshnick or call 305-271-8206. The original consultation form appears below.
Medical and Product Sources
- U.S. FDA: SynergEyes hybrid daily-wear contact-lens clearance
- SynergEyes: SiH hybrid contact-lens package insert
- CDC: Keeping water away from contact lenses
- Peer-reviewed study: Hybrid-lens performance and satisfaction in keratoconus
- Peer-reviewed study: Clinical outcomes and discontinuation in keratoconus
- Peer-reviewed comparison: Hybrid and scleral lenses in advanced keratoconus
This page is educational. It does not determine candidacy, prescribe a lens, interpret symptoms, or predict an individual result. Current product labeling and patient-specific instructions control.
Frequently Asked Questions
It is a prescription contact lens with a rigid gas-permeable optical center bonded to a soft silicone-hydrogel skirt. The center supplies the primary optics, while the skirt helps with positioning and on-eye performance.
No. A hybrid lens combines a rigid center and soft skirt. A scleral lens is larger, lands on the sclera, vaults the cornea and limbus, and holds a fluid reservoir. The appropriate modality depends on the individual eye and goals.
Depending on the model, selected people with regular or irregular refractive error, keratoconus, astigmatism, presbyopia, or post-surgical corneal changes may be evaluated. Corneal shape, ocular health, tear film, prescription, handling, and the diagnostic-lens response determine candidacy.
It may improve optical correction for selected keratoconus patients by placing a rigid optical surface in front of the irregular cornea. It does not stop progression or replace diagnostic monitoring and medical care.
Selected post-surgical eyes may be evaluated with a model labeled for post-surgical refractive error or irregular astigmatism. The lens does not reverse surgery, and the cornea, ocular surface, prescription, and on-eye fit must be examined.
Some patients adapt well to the soft-skirt design, but comfort is not guaranteed. Lens awareness, dryness, fit, deposits, handling, and wearing time vary. Follow-up helps determine whether an adjustment or another modality is appropriate.
No. These lenses are prescribed for daily wear and should be removed before sleep. Keep tap, shower, pool, hot-tub, and other nonsterile water away from the lenses, case, and eyes.
Remove the lens and seek prompt professional guidance for pain, pronounced redness, light sensitivity, discharge, excessive tearing, sudden vision change, a white corneal spot, or discomfort that continues after removal.
Schedule Your Consultation with
Dr. Boshnick
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7800 Sw 87 Ave Suite B-270
Miami, Florida 33173
